Biomedical Engineering Reference
In-Depth Information
TABLE 2.4. Hydrothermal and Flux Growth of Carbonate Apatite
Starting Material
Method *
Temp. ( ° C)
Pressure (MPa)
Product
Ref.
DCPA - H
2
O - CO
2
h
180 - 290
—
Ca
9.64
H
0.35
(PO
4
)
6
[(CO
3
)
0.14
(OH)
1.36
(H
2
O)
0.35
]
[41]
CaCO
3
- (NH
4
)
2
HPO
4
- H
2
O
h, f
250 - 900
13 - 137
CO
3
replacing OH and PO
4
[110]
h
200
137
CO
3
replacing PO
4
[121]
α
TCP - (NH
4
)
2
CO
3
- H
2
O
CaSO
4
- (NH
4
)
2
CO
3
h
200
137
CO
3
replacing PO
4
[118]
TCP - Ca(OH)
2
- CaCO
3
- H
2
O
h
750 - 900
69 - 137
Ca
9.9
[(PO
4
)
5.8
(CO
3
)
0.2
](OH)
2
[110]
CaCO
3
- NH
4
H
2
PO
4
- H
2
O
h
250
100
Ca
9.50
(NH
4
)
0.10
(PO
4
)
5.05
(CO
3
)
0.95
(OH)
2
[44]
TCP - CaCO
3
f
1400
55
Ca
9.8
[(PO
4
)
5.6
(CO
3
)
0.4
]CO
3
[116]
DCPD - Ca(OH)
2
- CaCO
3
- Na
2
CO
3
f
1200
1000
Ca
9.13
Na
0.87
[(PO
4
)
5.05
(CO
3
)
0.95
][(CO
3
)
0.86
OH
0.28
]
[26]
C a
2
P
2
O
7
- CaO - CaCO
3
f
1400
2000
Ca
10
(PO
4
)
6
[(CO
3
)
0.75
OH
0.5
]
[25]
* h: hydrothermal method, f: fl ux method.
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